Roll back Markus's CL ( http://codereview.chromium.org/196053)...

net/socket/socket_test_util.cc

Index: net/socket/socket_test_util.cc
===================================================================
--- net/socket/socket_test_util.cc	(revision 27159)
+++ net/socket/socket_test_util.cc	(working copy)
@@ -343,15 +343,6 @@
 void ClientSocketPoolTest::TearDown() {
   // The tests often call Reset() on handles at the end which may post
   // DoReleaseSocket() tasks.
-  // Pending tasks created by client_socket_pool_base_unittest.cc are
-  // posted two milliseconds into the future and thus won't become
-  // scheduled until that time.
-  // We wait a few milliseconds to make sure that all such future tasks
-  // are ready to run, before calling RunAllPending(). This will work
-  // correctly even if Sleep() finishes late (and it should never finish
-  // early), as all we have to ensure is that actual wall-time has progressed
-  // past the scheduled starting time of the pending task.
-  PlatformThread::Sleep(10);
   MessageLoop::current()->RunAllPending();
 }